Description
In Open vSwitch (OvS) 2.5.0, a malformed IP packet can cause the switch to read past the end of the packet buffer due to an unsigned integer underflow in `lib/flow.c` in the function `miniflow_extract`, permitting remote bypass of the access control list enforced by the switch.
References (1)
Core 1
Core References
Mailing List, Patch, Vendor Advisory x_refsource_confirm
https://mail.openvswitch.org/pipermail/ovs-dev/2016-July/319503.html
Scores
CVSS v3
8.8
EPSS
0.0094
EPSS Percentile
56.7%
Attack Vector
ADJACENT_NETWORK
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-119
Status
published
Products (1)
openvswitch/openvswitch
2.5.0
Published
May 29, 2017
Tracked Since
Feb 18, 2026